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Conditions | Yield |
---|---|
With aluminium(III) triflate; disodium 2,2'-bis(diphenylphosphino)-1,1'-binaphthalene-5,5'-disulfonate; palladium diacetate In methanol; water at 80 - 84℃; under 26252.6 Torr; | 100% |
With sodium hydroxide; cetyltrimethylammonim bromide; nickel cyanide In toluene at 90℃; under 760 Torr; for 3h; | 62% |
With sodium hydroxide; cetyltrimethylammonim bromide; nickel cyanide In toluene at 90℃; under 760 Torr; for 1h; Product distribution; Mechanism; other phase transfer catalyst, other times; |
Conditions | Yield |
---|---|
With lithium hydroxide monohydrate In tetrahydrofuran; water for 3h; Heating; | 100% |
With lithium hydroxide In tetrahydrofuran; water for 15h; Heating; | 97% |
With water; sodium hydroxide for 1h; Reflux; |
Conditions | Yield |
---|---|
With [bmim]PF6; triethylamine; bis-triphenylphosphine-palladium(II) chloride In water at 100℃; under 15001.2 Torr; for 30h; | 99% |
With sodium hydroxide; cetyltrimethylammonim bromide; nickel cyanide In toluene at 95℃; under 735.5 Torr; for 3h; | 65% |
2-phenyl-acrylic acid ethyl ester
2-phenylacrylic acid
Conditions | Yield |
---|---|
With potassium hydroxide In acetone at 20℃; for 16h; | 98% |
With sodium hydroxide In water for 1h; Reflux; | |
Stage #1: 2-phenyl-acrylic acid ethyl ester With lithium hydroxide monohydrate In tetrahydrofuran; water at 20℃; for 72h; Stage #2: With hydrogenchloride In tetrahydrofuran; water pH=1; |
Conditions | Yield |
---|---|
Stage #1: 1-bromovinylbenzene With lithium chloride; zinc Stage #2: carbon dioxide With lithium chloride In N,N-dimethyl-formamide at 50℃; under 760.051 Torr; for 24h; Stage #3: With hydrogenchloride; water In N,N-dimethyl-formamide | 97% |
Stage #1: carbon dioxide With o-phenylenebis(diphenylphosphine); copper(II) acetate monohydrate In 1,4-dioxane at 65℃; for 0.333333h; Schlenk technique; Stage #2: 1-bromovinylbenzene With palladium diacetate; triethylamine; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane; toluene at 100℃; for 16h; Schlenk technique; Sealed tube; | 89% |
Stage #1: carbon dioxide With o-phenylenebis(diphenylphosphine); copper(II) acetate monohydrate In 1,4-dioxane at 60℃; for 0.416667h; Schlenk technique; Stage #2: 1-bromovinylbenzene With palladium diacetate; triethylamine; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In 1,4-dioxane; toluene at 100℃; for 5h; Schlenk technique; | 89% |
Conditions | Yield |
---|---|
With potassium hydroxide In water for 1h; Heating; | 90% |
With potassium hydroxide In water for 1h; Inert atmosphere; Reflux; | 90% |
Stage #1: Tropic acid With potassium hydroxide In water for 10h; Reflux; Stage #2: With hydrogenchloride In water | 64% |
carbon dioxide
4,4,5,5-tetramethyl-2-(1-phenylvinyl)-1,3,2-dioxaborolane
2-phenylacrylic acid
Conditions | Yield |
---|---|
With copper(l) iodide; cesium fluoride; sodium t-butanolate; 1,3-bis[2,6-diisopropylphenyl]imidazolium chloride at 120℃; for 24h; Sealed tube; | 89% |
Conditions | Yield |
---|---|
With bis(acetylacetonate)nickel(II); (R,R)-(+)-1,2-bis(t-butylmethylphosphino)benzene; acetic anhydride In tetrahydrofuran at 100℃; for 12h; Autoclave; Glovebox; Inert atmosphere; regioselective reaction; | 88% |
With bis(acetylacetonate)nickel(II); (R,R)-(+)-1,2-bis(t-butylmethylphosphino)benzene; acetic anhydride In tetrahydrofuran at 100℃; for 12h; Green chemistry; | 88% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid; palladium diacetate; 1,3-bis-(diphenylphosphino)propane In tetrahydrofuran at 110℃; under 15514.4 Torr; for 6h; | A 15% B 84% |
Conditions | Yield |
---|---|
With potassium methanolate; copper(l) chloride In N,N-dimethyl acetamide at 70℃; under 760.051 Torr; for 24h; Inert atmosphere; Schlenk technique; Sealed tube; | 82% |
With potassium methanolate; copper(l) chloride In N,N-dimethyl acetamide at 70℃; for 24h; Sealed tube; Schlenk technique; | 82% |
Product Name: Atropic acid (CAS NO.492-38-6)
Molecular Formula: C9H8O2
Molecular Weight: 148.16g/mol
Mol File: 492-38-6.mol
Einecs: 207-753-6
Boiling point: 267.8 °C at 760 mmHg
Flash Point: 174.5 °C
Density: 1.14 g/cm3
Surface Tension: 43.8 dyne/cm
Enthalpy of Vaporization: 53.44 kJ/mol
Vapour Pressure: 0.00395 mmHg at 25°C
Structure Descriptors of Atropic acid (CAS NO.492-38-6):
InChI : InChI=1/C9H8O2/c1-7(9(10)11)8-5-3-2-4-6-8/h2-6H,1H2,(H,10,11)
Smiles: c1ccccc1C(=C)C(=O)O
Product Categories: Pharmaceutical Intermediates
Safety Information of Atropic acid (CAS NO.492-38-6):
Risk Statements: 36/37/38
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements: 26-36/37/39
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
37: Wear suitable gloves
39: Wear eye/face protection
Atropic acid ,its CAS NO. is 492-38-6,the synonyms is 2-Phenylacrylic acid ; 2-Propenoic acid, 2-phenyl- ; Acrylic acid, 2-phenyl- ; EINECS 207-753-6 ; NSC 20987 ; alpha-Phenyl acrylic acid ; alpha-Toluic acid, alpha-methylene- ; Benzeneacetic acid, alpha-methylene- .